Col. Bill Knight, 11th Wing/Joint Base Andrews commander, presents a gift to Dr. Floyd J. Malveaux, M.D., Ph.D, Executive Director of Merck Childhood Asthma Network Inc., during the Martin Luther King Jr. birthday celebration at the Club at Andrews, Jan. 17, 2013. Knight presented the gift on behalf of the wing as a token of appreciation for speaking during the event. (U.S. Air Force photo/ Airman 1st Class Nesha Humes)